but what sets HD 20794 d apart is its position within the habitable zone. With a mass six times that of Earth, this rocky planet takes 647 days to complete an orbit around its host star—placing ...

HD 20794 d is six times Earth’s mass, orbiting a Sun-like star just 20 light-years away, making it one of the closest habitable-zone exoplanets. First detected in 2022, scientists spent years ...

The model could significantly accelerate and thus revolutionize the future search for habitable planets in the universe. The search for Earth-like exoplanets—planets orbiting stars other than ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even habitable. By Carl Zimmer The search for life beyond Earth has led ...

HD 20794 d, also known as a super-Earth, is located in the Eridanus constellation, just 65 light-years from us. It has a mass ...